"Heaven" was used as the theme of the Japanese film Shinobi Heart Under Blade, while "Will" was used in a television commercial for Panasonic.

[1] The music video for "Heaven" features Ayumi singing alone in a subway.

Near the end of the video, the spirits leave Ayumi and board on a train (implying their departure to heaven).

It reached stayed at the top position for the rest of the week, however.

Overall, it lasted for forty-six days in the top twenty of the Oricon daily charts over a forty-nine-day period; forty-two of them being consecutive.